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Cells test Flashcards

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Biology 101 flashcards
1
Q

Who was Robert Hooke?

A

Robert Hooke coined the term cell

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2
Q

Who was Anton van Leeuwenhoek

A

He developed the first microscope with the ability to view organisms

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3
Q

Why are smaller sized cells better at obtaining STUFF(3) than larger cells

Oxygen,nutrients, and water

A

Smaller cells are able to absorb quicker which leads them to survive longer

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4
Q

Cell theory

A
  • All things are made up of cells
  • All cells come from preexisting cells
  • Cells are the basic structure of an organism
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5
Q

What are all living things on earth made of

A

Cells

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6
Q

cells are measured in units of

A

micrometers

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7
Q

Micrometers are = to _____ of a millimeter

A

1000

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8
Q

Largest cells are

A

Egg cells

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9
Q

What cells have no nucleus and no other membrane bound organelles

A

Prokaryotes

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10
Q

Your skin is made up of several different types of tissue wich all work together. So that means that it is

A

An organ

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11
Q

A typical cell seems to have 3 main parts

A

cell membrane, cytoplasm, and the nucleus

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12
Q

What is the outer border covering the cell

A

Cell membrane

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13
Q

The plasma membrne is said to be

A

selectively permeable

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14
Q

Selectively permeable?

A

It means that it only allows certain substances to pass back and forth

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15
Q

What supports the oversll shape of the cell

A

Cyto skeletion

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16
Q

what organelles burn glucose to produce energy in the form of ATP

A

Mitochondria

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17
Q

what is the cell’s transportation system a.k.a intercellular highway

A

Endoplasmic Reticulum

18
Q

What produces the portien in a cell

A

Ribosomes

19
Q

What packages protiens to be shipped to other parts of the cell

A

golgi apparatus

20
Q

What proteins make all chemical reactions possible

A

Enzymes

21
Q

One type of specialized vesicle found in animal cells, which can help digest cellular debris is called a

A

Peroxisome

Maybe not listen t this??

22
Q

The nucleus is covered with the nuclear ______ which has pores that allow materials to enter and leave the control center

A

Envelope

23
Q

How many pairs of chromosomes are found in a typical animal cell

A

46

24
Q

Chromosomes are made of a chemical molecule called

A

DNA

25
Q

Plant cells contain 3 organelles that are NOT found in animal cells. Which are

A

The cell wall, plastids, and chloroplasts

26
Q

What are chloroplasts used for

A

Photosynthesis

27
Q

What is another word for cellulose

A

Fiber

28
Q

What makes up the cell wall of plant cells

A

Cellulose

Fiber

29
Q

If the one large vacuole of the cells in a plant are empty or not full of _____ the entire plant will wilt

A

Water

30
Q

What do eukaryotic cells have that prokaryotic don’t

A

Membrane bound organelles and nuclei

An internal membrane

31
Q

What do animal cells have that plant cells don’t

A 
Lysosomes 
Centrioles
Peroxisomes
Roundish
Many small vacuoles
Cilia
32
Q

What do plant cells have that animal cells don’t

A 
Cell wall
Chloroplasts
Plastids
Square/rectangular 
Some have toxic vacuoles 
1 large vacuole
33
Q

What is the cell membrane function

A

Holds everything in/prevents stuff from coming in

34
Q

What is the cytoplasm a function

A

Holds organelles in place

35
Q

What is the nuclei function

A

Houses and protects cells genetic info

36
Q

Golgi apparatus function

A

Modifies proteins

37
Q

Ribosomes

A

Makes proteins

38
Q

Endoplasmic reticulum

A

Moves nutrients through cell

39
Q

Mitochondria

A

Makes energy

40
Q

Lysosomes

A

Holds waste

41
Q

Microtubules

A

Holds the cell membrane together

Science (12 decks)

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